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Publication database KNMI

The publication database contains the (co-)authored publications in scientific journals, KNMI reports and other publications

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Publications

  1. Sudden changes in nitrogen dioxide emissions over Greece due to lockdown after the outbreak of COVID-19

    The unprecedented order, in modern peaceful times, for a near-total lockdown of the Greek populat...

    Koukouli, M.-E., Skoulidou, I., Karavias, A., Parcharidis, I., Balis, D., Manders, A., Segers, A., Eskes, H. and van Geffen, J | Atmospheric Chemistry and Physics | 2021 | 21
  2. A new separation methodology for the maritime sector emissions over the Mediterranean and Black Sea regions

    The aim of this paper is to apply a new lane separation methodology for the maritime sector emiss...

    Pseftogkas, A., Koukouli, M.-E., Skoulidou, I., Balis, D., Melati, C., Stavrakou, T., Falco, L., van Geffen, J., Eskes, H., Segers, A. and Manders, A. | Atmosphere | 2021 | 12
  3. Changes in power plant NOx emissions over Northwest Greece using a data assimilation technique

    In this work, we investigate the ability of a data assimilation technique and space-borne observa...

    Skoulidou, I., Koukouli, M., Segers, A., Manders, A., Balis, D., Stavrakou, T., van Geffen, J., Eskes, H. | Atmosphere | 2021 | 12
  4. Observations of Lightning NOx Production From Tropospheric Monitoring Instrument Case Studies Over the United States

    Nitrogen oxides produced by lightning (LNOx) play an important role in determining mid- and upper...

    Allen, D., Pickering, K. E., Bucsela, E., Van Geffen, J., Lapierre, J., Koshak, W., & Eskes, H. | published | Journal of Geophysical Research: Atmospheres | 2021 | 126
  5. Sudden changes in nitrogen dioxide emissions over Greece due to lockdown after the outbreak of COVID-19

    The unprecedented order, in modern peaceful times, for a near-total lockdown of the Greek populat...

    ME Koukouli, I Skoulidou, A Karavias, I Parcharidis, D Balis, A Manders, A Segers, H Eskes, J van Geffen | published | Atmos. Chem. Phys. | 2021 | 21
  6. Validation of Aura-OMI QA4ECV NO2 climate data records with ground-based DOAS networks: the role of measurement and comparison uncertainties

    The QA4ECV (Quality Assurance for Essential Climate Variables) version 1.1 stratospheric and...

    Compernolle, S., Verhoelst, T., Pinardi, G., Granville, J., Hubert, D., Keppens, A., Niemeijer, S., Rino, B., Bais, A., Beirle, S., Boersma, K.F., Burrows, J.P., De Smedt, I., Eskes, H., Goutail, F., Hendrick, F., Lorente, A., Pazmino, A., Piters, A., Peters, E., Pommereau, J.-P., Remmers, J., Richter, A., van Geffen, J., Van Roozendael, M., Wagner, T. and Lambert, J.-C | Atmospheric Chemistry and Physics | 2020 | 20
  7. NOx emissions reduction and rebound in China due to the COVID-19 crisis

    During the COVID19 lockdown (24 January-20 March) in China low air pollution levels were reported...

    Ding, J., van der A, R., Eskes, H., Mijling, B., Stavrakou, R., van Geffen, J. and Veefkind, P. | Geophys. Res. Lett. | 2020 | 47
  8. MAX-DOAS measurements of tropospheric NO2 and HCHO in Munich and the comparison to OMI and TROPOMI satellite observations

    We present two-dimensional scanning Multi-AXis Differential Optical Absorption Spectroscopy (MAX-...

    Chan, K. L., Wiegner, M., van Geffen, J., De Smedt, I., Alberti, C., Cheng, Z., Ye, S. and Wenig, M. | Atmos. Meas. Tech. | 2020 | 13
  9. Satellite evidence for changes in the NO2 weekly cycle over large cities

    Anthropogenic activities, by far the largest source of NOx into the atmosphere, induce a weekly c...

    Stavrakou, T., Müller, J., Bauwens, M., Boersma, K.F. and van Geffen, J. | Sci. Rep. | 2020 | 10
  10. S5P TROPOMI NO2 slant column retrieval: method, stability, uncertainties and comparisons with OMI

    The Tropospheric Monitoring Instrument (TROPOMI), aboard the Sentinel-5 Precursor (S5P) satellite...

    JHG van Geffen, KF Boersma, HJ Eskes, MC Sneep, M ter Linden, JP Veefkind | published | Atmospheric Measurement Techniques | 2020 | 13
  11. Validation of Aura-OMI QA4ECV NO2 climate data records with ground-based DOAS networks: the role of measurement and comparison uncertainties

    S Compernolle, T Verhoelst, G Pinardi, J Granville, D Hubert, A Keppens, ......, F Boersma, ......, H Eskes, ......, A Piters, ......, J van Geffen, Et al | published | Atm. Chem. Phys. | 2020
  12. Shipborne MAX-DOAS measurements for validation of TROPOMI NO2 products

    P Wang, A Piters, J Van Geffen, O Tuinder, P Stammes, S Kinne | published | Atmospheric Measurement Techniques | 2020
  13. High-Resolution Mapping of Nitrogen Dioxide With TROPOMI: First Results and Validation Over the Canadian Oil Sands

    TROPOspheric Monitoring Instrument (TROPOMI), on-board the Sentinel-5 Precurser satellite, is a n...

    Griffin, D., Zhao, X., McLinden, C.A., Boersma, F., Bourassa, A., Dammers, E., Degenstein, D., Eskes, H., Fehr, L., Fioletov, V., Hayden, K., Kharol, S.K., Li, S.-M., Makar, P., Martin, R.V., Mihele, C., Mittermeier, R.L., Krotkov, N., Sneep, M., Lamsal, L.N., ter Linden, M., van Geffen, J., Veefkind, P., and Wolde, M | Geophysical Research Letters | 2019 | 46
  14. Quantification of nitrogen oxides emissions from build-up of pollution over Paris with TROPOMI

    Nitrogen dioxide (NO2) is a regulated air pollutant that is of particular concern in many cities,...

    Lorente, A., Boersma, K. F., Eskes, H. J., Veefkind, J. P., van Geffen, J. H. G. M., de Zeeuw, M. B., Denier van der Gon, H. A. C., Beirle, S., and Krol, M. C | Scientific Reports | 2019
  15. High-Resolution Mapping of Nitrogen Dioxide With TROPOMI: First Results and Validation Over the Canadian Oil Sands

    Abstract TROPOspheric Monitoring Instrument (TROPOMI), on-board the Sentinel-5 Precurser satellit...

    Griffin, Debora; Zhao, Xiaoyi; McLinden, Chris A.; Boersma, Folkert; Bourassa, Adam; Dammers, Enrico; Degenstein, Doug; Eskes, Henk; Fehr, Lukas; Fioletov, Vitali; Hayden, Katherine; Kharol, Shailesh K.; Li, Shao-Meng; Makar, Paul; Martin, Randall V.; Mihele, Cristian; Mittermeier, Richard L.; Krotkov, Nickolay; Sneep, Maarten; Lamsal, Lok N.; Linden, Mark ter; Geffen, Jos van; Veefkind, Pepijn; Wolde, Mengistu | Geophysical Research Letters | 2019
  16. Quantification of nitrogen oxides emissions from build-up of pollution over Paris with TROPOMI

    Nitrogen dioxide (NO2) is a regulated air pollutant that is of particular concern in many cities,...

    A. Lorente, K. F. Boersma, H. J. Eskes, J. P. Veefkind, J. H. G. M. van Geffen, M. B. de Zeeuw, H. A. C. Denier van der Gon, S. Beirle & M. C. Krol | Scientific Reports | 2019 | 9
  17. Sunshine is an important determinant of vitamin D status even among high-dose supplement users: secondary analysis of a randomised controlled trial in Crohn's disease patients

    Sunshine is considered to be the most important source of vitamin D. Due to an increased risk of ...

    F O'Sullivan, T Raftery, M van Weele, J van Geffen, D McNamara, C O'Morain, N Mahmud, D Kelly, M Healy, M O'Sullivan, L Zgaga | published | Photochem. and Photobiol. | 2019 | 95
  18. Improving algorithms and uncertainty estimates for satellite NO2 retrievals: results from the quality assurance for the essential climate variables (QA4ECV) project

    Global observations of tropospheric nitrogen dioxide (NO2) columns have been shown to be feasible...

    KF Boersma, HJ Eskes, A Richter, I De Smedt, A Lorente, JHGM van Geffen, M Zara, RJ van der A | published | Atmospheric Measurement Techniques | 2018 | 11
  19. Improved slant column density retrieval of nitrogen dioxide and formaldehyde for OMI and GOME-2A from QA4ECV: intercomparison, uncertainty characterisation, and trends

    Nitrogen dioxide (NO2) and formaldehyde (HCHO) column data from satellite instruments are used fo...

    M Zara, KF Boersma, I De Smedt, A Richter, E Peters, JHG van Geffen, S Beirle, T Wagner, M Van Roozendael, S Marchenko, LN Lamsal, HJ Eskes | published | Atmospheric Measurement Techniques | 2018 | 11
  20. Annual ambient UVB at wavelengths that induce Vitamin D synthesis is associated with reduced oesophageal and gastric cancer risk: a nested case-control study

    Vitamin D has been shown to be beneficial at reducing the risk of cancer, however studies examini...

    F O'Sullivan, JHG van Geffen, M van Weele, L Zgaga | published | Photochem. and Photobiol. | 2018 | 94
  21. Algorithm theoretical baseline for formaldehyde retrievals from S5P TROPOMI and from the QA4ECV project

    On board the Copernicus Sentinel-5 Precursor (S5P) platform, the TROPOspheric Monitoring Instrume...

    I De Smedt, N Theys, H Yu, T Danckaert, C Lerot, S Compernolle, M Van Roozendael1, A Richter, A Hilboll, E Peters, M Pedergnana, D Loyola, S Beirle, T Wagner, HJ Eskes, JHG van Geffen, KF Boersma, JP Veefkind | published | Atmospheric Measurement Techniques | 2018 | 11
  22. TEMIS UV product validation using NILU-UV ground-based measurements in Thessaloniki, Greece

    This study aims to cross-validate ground-based and satellite-based models of three photobiologica...

    Zempila, M.M., Van Geffen, J.H.G.M., Taylor, M., Fountoulakis, I., Koukouli, M.E., Van Weele, M., Van der A, R.J., Bais, A., Meleti, C. and Balis, D | Atmospheric Chemistry and Physics | 2017
  23. TEMIS UV product validation using NILU-UV ground-based measurements in Thessaloniki, Greece

    This study aims to cross-validate ground-based and satellite-based models of three photobiologica...

    Zempila, Geffen, Taylor, Fountoulakis, Koukouli, Weele, A, Bais, Meleti, Balis | published | Atm. Chem. Phys. | 2017 | 17
  24. Ambient UVB dose and sun enjoyment are important predictors of vitamin D status in an older population

    Background: UVB-induced skin synthesis is considered the key source of vitamin D, yet exposure to...

    O'Sullivan, Laird, Kelly, JHG van Geffen, M van Weele, M McNulty, M Hoey, M Healy, M McCarroll, M Cunningham, M Casey, M Ward, M Strain, M Molloy, M Zgaga | published | J. Nutrition | 2017 | 147
  25. Improved spectral fitting of nitrogen dioxide from OMI in the 405 - 465 nm window

    An improved nitrogen dioxide (NO2) slant column density retrieval for the Ozone Monitoring Instru...

    JHGM van Geffen, KF Boersma, M Van Roozendael, F Hendrick, E Mahieu, I De Smedt, M Sneep, JP Veefkind | published | Atmospheric Measurement Techniques | 2015 | 8